Fix failed actions rescheduling

[wweellddeerr]

What does this PR change?

This patch modifies the minion action executor to remove the action object from the Hibernate cache before attempting to retrieve it again, addressing the issue of getting stuck in the loop because of information never changes in Hibernate cache.

GUI diff

No difference.

• DONE

Documentation

• No documentation needed: only internal and user invisible changes

• DONE

Test coverage

• No tests: legacy code

• DONE

Links

Related to https://github.com/SUSE/spacewalk/issues/22292

• DONE

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[github-actions]

Suggested tests to cover this Pull Request